Base | Representation |
---|---|
bin | 1100111011011011011… |
… | …1000100100101010111 |
3 | 210020022022110011000101 |
4 | 3032312313010211113 |
5 | 12114340433101403 |
6 | 250011514154531 |
7 | 22022060144251 |
oct | 3166667044527 |
9 | 706268404011 |
10 | 222111222103 |
11 | 86218aa3681 |
12 | 37068722a47 |
13 | 17c39213854 |
14 | aa70934cd1 |
15 | 5b9e72271d |
hex | 33b6dc4957 |
222111222103 has 4 divisors (see below), whose sum is σ = 224922756640. Its totient is φ = 219299687568.
The previous prime is 222111222097. The next prime is 222111222131. The reversal of 222111222103 is 301222111222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301222111222 = 2 ⋅150611055611.
It is a cyclic number.
It is not a de Polignac number, because 222111222103 - 213 = 222111213911 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222111222163) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405767150 + ... + 1405767307.
It is an arithmetic number, because the mean of its divisors is an integer number (56230689160).
Almost surely, 2222111222103 is an apocalyptic number.
222111222103 is a deficient number, since it is larger than the sum of its proper divisors (2811534537).
222111222103 is an equidigital number, since it uses as much as digits as its factorization.
222111222103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2811534536.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 222111222103 its reverse (301222111222), we get a palindrome (523333333325).
The spelling of 222111222103 in words is "two hundred twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred three".
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